Asked in Muscular System
Is it true that lungs can expand and contract because they are muscular walls?
No. They expand because there's a diaphragm that sits below the lungs and make them expand ...
Asked in Athens
What did Pericles do to prepare Athens for war?
He persuaded them to stay inside the city walls rather than risk defeat by the stronger Peloponnesian forces in the open in an attempt to stop their fields being ravaged. The long walls, whose construction he had supervised over the previous two decades, also provided protected access to the sea, and so food could be imported from the Athenian empire during a siege, and the Athenian fleet in its ports could strike at the home cities of the besiegers in the absence...
Asked in Ancient Greece
Why did the democracy expand during the Age of Pericles?
He passed all powers to an assembly of the Athenian citizens who made all decisions, which were implemented by the Council of 500 and the 10 generals. ...
Asked in Units of Measure, Height
Concrete and steel expand at almost the same rate Explain why this is important in the construction of tall buildings?
That when the steel and concrete expand in say , a heat wave, the buildings walls dont get fall apart. ...
Asked in Ancient Wars, Ancient Greece
Where did Pericles relocate Athenians during the Peloponnesian War?
In the years that the Spartan alliance invaded and pillaged Attica, the Athenian farmers took refuge inside the walls of the city. ...
What can I put in the water to prevent damage to swimming pool walls from ice expansion?
As long as the plumbing has been sealed and winterized there shouldn't be any problem with doing nothing to prevent damage to your pool walls. The water will not expand out, it has to push and it would prefer to take the path of least resistance and push up where there is nothing stopping it. ...
What makes you go for a poo?
Defecation is the final act of digestion process. As fecal material enters the rectum the rectal walls expand. The expansion of the walls causes a signal to be sent to the brain indicating an urge to defecate. ...